1.The standard threaded top hammer button bit creates low outer friction and achieves fast penetration for high working efficiency.
2.Larger cuttings clearance ensures smooth slag discharge. The top hammer button bit performs well for shallow drilling in intact hard rock.
3.The drill bit body suffers less external abrasion. The top hammer button bit helps reduce consumable costs for open-pit mining and quarrying.
4.Compact and lightweight structure, this top hammer button bit allows quick and convenient bit replacement on site.
5.Supplied in various diameters and thread specifications. The top hammer button bit is compatible with mainstream rock drills.
|
Specificction
|
Head Shape
|
Head Dia.(mm)
|
Shank Length
|
Spline
|
Port Holes
|
Button Type
|
Gauge Buttons
|
Front Buttons
|
Weight(KG)
|
|
R25
|
Flat Face |
38
|
105
|
1
|
2
|
Ballistic
|
5*Φ8
|
2*Φ8 |
0.5
|
|
Flat Face |
45
|
110
|
3
|
2
|
Ballistic
|
6*Φ9
|
3*Φ8
|
0.65
|
|
|
T38
|
Center Drop Face |
64
|
130 |
2
|
/
|
Domed
|
8*Φ9
|
5*Φ9
|
2.25
|
|
Flat Face
|
70
|
130
|
3
|
/
|
Domed
|
6*Φ12 | 4*Φ10 | 2.9 | |
|
Center Drop Face
|
76
|
130
|
4
|
/
|
Domed
|
8*Φ11
|
5*Φ10
|
3.8
|
|
|
Center Drop Face
|
89
|
130
|
4
|
/
|
Parabola
|
8*Φ12
|
4*Φ12+2*Φ10
|
4.8
|
|
|
T45
|
Center Drop Face
|
72
|
140
|
4
|
/
|
Domed
|
8*Φ11
|
5*Φ10
|
2.25
|
|
Center Drop Face
|
76
|
140
|
4
|
/
|
Domed
|
8*Φ11
|
4*Φ11+1*Φ10
|
2.9
|
|
|
Center Drop Face
|
89
|
145
|
4
|
/
|
Ballistic
|
8*Φ12
|
4*Φ12+2*Φ10
|
3.8
|
|
|
Center Drop Face
|
102
|
150
|
4 |
/
|
Domed
|
8*Φ13
|
6*Φ12
|
4.8
|
|
|
T51
|
Center Drop Face
|
89
|
155
|
4
|
/
|
Ballistic
|
8*Φ12
|
4*Φ12+2*Φ11
|
4.15
|
|
Center Drop Face
|
102
|
155
|
4
|
/
|
Ballistic
|
8*Φ14
|
4*Φ13+2*Φ12
|
5.8 | |
|
Flat Face
|
115
|
160
|
2
|
2
|
Domed
|
8*Φ14
|
6*Φ13
|
6.55 | |
|
Center Drop Face
|
127
|
165
|
4
|
/
|
Domed
|
8*Φ14
|
4*Φ14+3*Φ13
|
7.7
|
|
|
ST58
|
Center Drop Face
|
89
|
175
|
4
|
/
|
Ballistic
|
8*Φ12
|
4*Φ12+2*Φ11
|
4.4
|
|
Flat Face
|
102
|
180
|
3
|
/
|
Parabola
|
9*Φ13
|
6*Φ12
|
5.8
|
|
|
Flat Face
|
115
|
185
|
2
|
2
|
Domed
|
8*Φ14
|
6*Φ13
|
7.7
|
|
|
Center Drop Face
|
127
|
185
|
4
|
/
|
Domed
|
8*Φ14
|
4*Φ14+3*Φ13
|
8.9
|
|
|
GT60
|
Flat Triangle Face
|
102
|
220 | 3 |
/
|
Domed
|
9*Φ13
|
9*Φ11
|
8.1
|
|
Flat Triangle Face
|
115
|
220 | 3 |
/
|
Domed
|
9*Φ14
|
10*Φ12
|
8.8
|
|
|
Flat Triangle Face
|
127
|
225 | 3 |
/
|
Domed
|
9*Φ16
|
10*Φ14
|
10.6
|
|
|
Flat Triangle Face
|
140
|
230 | 3 |
/
|
Domed
|
9*Φ16
|
10*Φ14
|
11.7
|
|
|
ST68
|
Flat Face
|
102
|
180 | 2 |
2
|
Domed
|
8*Φ14
|
6*Φ13
|
5.4
|
|
Center Drop Face
|
115
|
180 | 4 |
/
|
Domed
|
8*Φ14
|
4*Φ14+2*Φ13
|
6.65
|
|
|
Center Drop Face
|
127
|
190 | 4 |
/
|
Domed
|
8*Φ14
|
4*Φ14+3*Φ13
|
8.9
|
|
|
Center Drop Face
|
140
|
190 | 4 |
/
|
Domed
|
8*Φ16
|
4*Φ14+3*Φ13
|
10.8
|
|
|
T45-1
|
Triangle Face
|
89
|
145 | 4 |
/
|
Domed
|
8*Φ13
|
5*Φ13
|
3.5
|
|
Flat Triangle Face
|
102
|
150 | 3 |
/
|
Domed
|
9*Φ13
|
9*Φ11
|
4.5
|
|
|
Flat Triangle Face
|
115
|
160 | 3 |
/
|
Domed
|
9*Φ14
|
10*Φ12
|
5
|
|
|
T51-1
|
Flat Triangle Face
|
102
|
155 | 3 |
/
|
Domed
|
9*Φ13
|
9*Φ11
|
5.5
|
|
Flat Triangle Face
|
115
|
165 | 3 |
/
|
Domed
|
9*Φ14
|
10*Φ12
|
6.5
|
|
|
Flat Triangle Face
|
127
|
165 | 3 |
/
|
Domed
|
9*Φ14
|
10*Φ13
|
7.5
|
|
|
EL60
|
Flat Face
|
102
|
210 | 2 |
2
|
Domed
|
8*Φ14
|
6*Φ13
|
7.5 |
|
Flat Triangle Face
|
115
|
210 | 4 |
/
|
Domed
|
8*Φ14
|
4*Φ14+2*Φ13
|
8.2
|
|
|
Flat Triangle Face
|
127
|
220 | 4 |
/
|
Domed
|
8*Φ14
|
4*Φ14+3*Φ13
|
10
|
